add Service class to make REST services easier to program
handle non "Response" return objects by wrapping them, fix example
update CHANGES
update composer description
move all rest stuff to Service class
do not use underscore for useXSendfile
add COPYING file
add API documentation generation stuff
add response body for 404 and 405 responses and make them JSON
add JsonResponse class
use member getContent instead of method to avoid using subclassed method override for JsonResponse, have Service use JsonResponse
implement support for Basic Auth in Service class
update CHANGES file, update example to use JsonResponse